Senior Network Engineer

Enterprise Network Infrastructure and Security Position

We are seeking a Senior Network Engineer to provide operational support, engineering, deployment, administration, and continuous improvement of enterprise network services. The role requires advanced hands-on experience across firewalls, routing, switching, Software-Defined Wide Area Networking (SD-WAN), wireless infrastructure, network monitoring, and cloud networking.

The engineer will collaborate with technical and business stakeholders to maintain secure, stable, resilient, and supportable network platforms across data-center, cloud, and office environments.

Key Responsibilities

• Provide subject-matter expertise for enterprise-class network infrastructure supporting geographically distributed business locations.
• Support and maintain production and non-production network environments across data-center, cloud, and office locations.
• Administer and troubleshoot Palo Alto Networks firewall environments, including policy changes, security advisories, operational support, and lifecycle activities.
• Monitor enterprise networks using multiple monitoring and management platforms; investigate events, identify root causes, and restore stable service.
• Maintain network infrastructure through operating-system and application upgrades, vulnerability remediation, configuration management, and lifecycle planning.
• Work with internal teams, business stakeholders, and external vendors to resolve network incidents, problems, performance issues, and service risks.
• Develop, implement, and maintain technical standards, operating procedures, asset-management practices, change controls, usage reporting, and disaster-recovery procedures.
• Participate in product evaluation, systems testing, certification, implementation planning, and production transition activities.
• Provide guidance and cross-training to network engineers and contribute to technical knowledge management.
• Participate in scheduled and unscheduled maintenance and provide on-call or after-hours support when required.

Required Experience

• 7+ years of relevant experience supporting enterprise network environments.
• 7+ years of hands-on experience with Palo Alto Networks firewalls.
• 7+ years of hands-on experience with Cisco Internetwork Operating System (IOS).
• 7+ years of experience across enterprise switching, routing, and network security.
• 7+ years of experience with Silver Peak or equivalent SD-WAN technologies.
• 7+ years of experience with Microsoft Azure and Amazon Web Services (AWS) cloud networking.
• Experience supporting complex, geographically distributed networks in operationally critical environments.

Required Technical Skills

• Strong knowledge of Palo Alto Networks firewall configuration, policy administration, troubleshooting, upgrades, and security operations.
• Strong knowledge of Cisco IOS-based switching and routing technologies.
• Strong knowledge of Silver Peak or comparable SD-WAN platforms.
• Strong knowledge of enterprise wireless infrastructure management.
• Strong knowledge of network-monitoring and management platforms such as Cisco Catalyst Center, SolarWinds, and ThousandEyes.
• Strong knowledge of network design and operations across switching, routing, wireless, firewalls, and network security.
• Working knowledge of Microsoft Windows Server networking and Microsoft operating-system environments.
• Cloud-networking knowledge covering connectivity, routing, network security, and operational support in Microsoft Azure and AWS.
• Experience with change management, incident and problem resolution, vulnerability remediation, disaster recovery, asset management, and technical documentation.

Preferred Certifications

• Palo Alto Networks Certified Network Security Engineer (PCNSE).
• Cisco Certified Network Associate (CCNA).
• Cisco Certified Network Professional (CCNP).
• Relevant Microsoft Azure or AWS networking certification is advantageous.

Leadership and Professional Competencies

• Ability to coordinate and direct technical activities across multiple teams while remaining hands-on.
• Ability to develop practical solutions within complex operational environments.
• Ability to think strategically while maintaining focus on tactical priorities and service restoration.
• Ability to work independently, prioritize competing assignments, meet deadlines, and adjust priorities to support business objectives.
• Strong written and verbal communication, stakeholder coordination, accountability, and team-oriented collaboration.
• Ability to communicate effectively with technical and non-technical stakeholders.

Education

Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent relevant professional experience.

Role Logistics

• Work Model: Remote
• Employment Type: Contract
• Working Hours: Full-time, with participation in scheduled and unscheduled maintenance and on-call support as required.